ssh能够连接上，sftp无效，传输不了文件

jonas_mao

度娘，Google了好久也没有解决问题，现在求助论坛大拿！


PS： 这里ssh连接都无问题，使用SecureFX作为sftp的客户端。

      sshd_config配置文件也有subsystem的配置。

下面是客户端的log：

1. i SecureFX 版本 6.6.1.289 (Official Release - November 4, 2010)
   
2. i 会话 00008 成功建立(为) session 172.16.3.51
   
3. i SSH2Core version 6.6.0.289
   
4. i 正在连接到 172.16.3.51:22 ...
   
5. i 正在从状态 STATE_NOT_CONNECTED 更改为 STATE_EXPECT_KEX_INIT
   
6. i Using protocol SSH2
   
7. i RECV : Remote Identifier = 'SSH-2.0-OpenSSH_5.8'
   
8. i CAP  : Remote can re-key
   
9. i CAP  : Remote sends language in password change requests
   
10. i CAP  : Remote sends algorithm name in PK_OK packets
    
11. i CAP  : Remote sends algorithm name in public key packets
    
12. i CAP  : Remote sends algorithm name in signatures
    
13. i CAP  : Remote sends error text in open failure packets
    
14. i CAP  : Remote sends name in service accept packets
    
15. i CAP  : Remote includes port number in x11 open packets
    
16. i CAP  : Remote uses 160 bit keys for SHA1 MAC
    
17. i CAP  : Remote supports new diffie-hellman group exchange messages
    
18. i CAP  : Remote correctly handles unknown SFTP extensions
    
19. i CAP  : Remote correctly encodes OID for gssapi
    
20. i CAP  : Remote correctly uses connected addresses in forwarded-tcpip requests
    
21. i CAP  : Remote can do SFTP version 4
    
22. i CAP  : Remote x.509v3 uses ASN.1 encoding for DSA signatures
    
23. i SSPI : Requesting full delegation
    
24. i SSPI : [Kerberos] SPN : host@172.16.3.51
    
25. i SSPI : [Kerberos] InitializeSecurityContext() failed.
    
26. i SSPI : [Kerberos] The specified target is unknown or unreachable
    
27. i SSPI : [Kerberos] Disabling gss mechanism
    
28. i GSS  : Requesting full delegation
    
29. i GSS  : [Kerberos] SPN : host@172.16.3.51
    
30. i GSS  : [Kerberos] InitializeSecurityContext() failed.
    
31. i GSS  : [Kerberos] Could not load library 'gssapi32.dll': The specified module could not be found.
    
32. i GSS  : [Kerberos] Disabling gss mechanism
    
33. i GSS  : [Kerberos] Disabling gss mechanism
    
34. i The following key exchange method has been filtered from the key exchange method list because it is not supported: gss-group1-sha1-toWM5Slw5Ew8Mqkay+al2g==
    
35. i SSPI : Requesting full delegation
    
36. i SSPI : [Kerberos (Group Exchange)] SPN : host@172.16.3.51
    
37. i SSPI : [Kerberos (Group Exchange)] InitializeSecurityContext() failed.
    
38. i SSPI : [Kerberos (Group Exchange)] The specified target is unknown or unreachable
    
39. i SSPI : [Kerberos (Group Exchange)] Disabling gss mechanism
    
40. i GSS  : Requesting full delegation
    
41. i GSS  : [Kerberos (Group Exchange)] SPN : host@172.16.3.51
    
42. i GSS  : [Kerberos (Group Exchange)] InitializeSecurityContext() failed.
    
43. i GSS  : [Kerberos (Group Exchange)] Could not load library 'gssapi32.dll': The specified module could not be found.
    
44. i GSS  : [Kerberos (Group Exchange)] Disabling gss mechanism
    
45. i GSS  : [Kerberos (Group Exchange)] Disabling gss mechanism
    
46. i The following key exchange method has been filtered from the key exchange method list because it is not supported: gss-gex-sha1-toWM5Slw5Ew8Mqkay+al2g==
    
47. i SEND : KEXINIT
    
48. i RECV : Read kexinit
    
49. i Available Remote Kex Methods = diffie-hellman-group-exchange-sha256,diffie-hellman-group-exchange-sha1,diffie-hellman-group14-sha1,diffie-hellman-group1-sha1
    
50. i Selected Kex Method = diffie-hellman-group-exchange-sha1
    
51. i Available Remote Host Key Algos = ssh-rsa,ssh-dss
    
52. i Selected Host Key Algo = ssh-dss
    
53. i Available Remote Send Ciphers = aes128-ctr,aes192-ctr,aes256-ctr,arcfour256,arcfour128,aes128-cbc,3des-cbc,blowfish-cbc,cast128-cbc,aes192-cbc,aes256-cbc,arcfour,rijndael-cbc@lysator.liu.se
    
54. i Selected Send Cipher = aes256-ctr
    
55. i Available Remote Recv Ciphers = aes128-ctr,aes192-ctr,aes256-ctr,arcfour256,arcfour128,aes128-cbc,3des-cbc,blowfish-cbc,cast128-cbc,aes192-cbc,aes256-cbc,arcfour,rijndael-cbc@lysator.liu.se
    
56. i Selected Recv Cipher = aes256-ctr
    
57. i Available Remote Send Macs = hmac-md5,hmac-sha1,umac-64@openssh.com,hmac-ripemd160,hmac-ripemd160@openssh.com,hmac-sha1-96,hmac-md5-96
    
58. i Selected Send Mac = hmac-sha1
    
59. i Available Remote Recv Macs = hmac-md5,hmac-sha1,umac-64@openssh.com,hmac-ripemd160,hmac-ripemd160@openssh.com,hmac-sha1-96,hmac-md5-96
    
60. i Selected Recv Mac = hmac-sha1
    
61. i Available Remote Compressors = none,zlib@openssh.com
    
62. i Selected Compressor = none
    
63. i Available Remote Decompressors = none,zlib@openssh.com
    
64. i Selected Decompressor = none
    
65. i 正在从状态 STATE_EXPECT_KEX_INIT 更改为 STATE_KEY_EXCHANGE
    
66. i SEND : KEXDH_GEX_REQUEST
    
67. i RECV : KEXDH_GEX_GROUP
    
68. i SEND : KEXDH_INIT
    
69. i RECV : KEXDH_REPLY
    
70. i SEND : NEWKEYS
    
71. i 正在从状态 STATE_KEY_EXCHANGE 更改为 STATE_EXPECT_NEWKEYS
    
72. i RECV: Remote Hostkey: 54:9a:13:05:ef:4a:69:a4:c3:0d:83:33:f6:41:78:b5
    
73. i RECV : NEWKEYS
    
74. i 正在从状态 STATE_EXPECT_NEWKEYS 更改为 STATE_CONNECTION
    
75. i SEND: SERVICE_REQUEST[ssh-userauth]
    
76. i RECV: SERVICE_ACCEPT[ssh-userauth] -- OK
    
77. i SENT : USERAUTH_REQUEST [none]
    
78. i RECV : USERAUTH_FAILURE, continuations [publickey,password,keyboard-interactive]
    
79. i SENT : USERAUTH_REQUEST [password]
    
80. i RECV : AUTH_SUCCESS
    
81. i Channel Closed.
    

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ssh连接成功之后，随即便断开了连接，通过抓包发现是客户端发送的FIN关闭。使用root用户也没用。